Results 1 to 10 of about 6,408 (192)

Multicomponent therapeutics of berberine alkaloids. [PDF]

open access: yesEvid Based Complement Alternat Med, 2013
Although berberine alkaloids (BAs) are reported to be with broad-spectrum antibacterial and antiviral activities, the interactions among BAs have not been elucidated. In the present study, methicillin-resistantStaphylococcus aureus(MRSA) was chosen as a model organism, and modified broth microdilution was applied for the determination of the ...
Luo J, Yan D, Yang M, Dong X, Xiao X.
europepmc   +4 more sources

Integrated Transcriptome and Metabolome Analysis Reveals Differential Berberine Biosynthesis in Leaves and Stems of Phellodendron amurense Rupr. Plantlets [PDF]

open access: yesCurrent Issues in Molecular Biology
Phellodendron amurense Rupr. is a native tree species in China, well known for its significant medicinal value. Its pharmacological activity mainly derives from the abundant isoquinoline alkaloids in its bark.
Wei Li   +7 more
doaj   +2 more sources

Toxicological Effects of Berberine and Sanguinarine

open access: yesFrontiers in Molecular Biosciences, 2018
Berberine and Sanguinarine alkaloids belong to a group of naturally occurring chemical compounds that mostly contain basic nitrogen atoms. This group also includes some related compounds with neutral or weakly acidic properties. Alkaloids are produced by
Nitika Singh   +2 more
exaly   +3 more sources

Natural Alkaloids as Antimicrobial Agents: Mechanisms, Potentials and Challenges [PDF]

open access: yesMolecules
Antimicrobial resistance (AMR) poses a significant global health threat, with multidrug-resistant pathogens undermining the effectiveness of conventional antibiotics. Natural alkaloids, a diverse group of nitrogen-containing compounds mainly derived from
Xi-Zhong Zhang   +6 more
doaj   +2 more sources

Dose-dependent effects of melatonin on berberine production, antioxidant activity, and metabolite profiles in Berberis vulgaris L. suspension cultures [PDF]

open access: yesScientific Reports
Melatonin is a regulatory molecule that increases secondary metabolite biosynthesis in plants. Berberis vulgaris L. is a well-known medicinal plant, valued for its alkaloids and phenolic compounds.
Seyedeh Hanieh Zeidi   +5 more
doaj   +2 more sources

Biological Response Profiling Reveals the Functional Differences of Main Alkaloids in Rhizoma Coptidis

open access: yesMolecules, 2021
Rhizoma Coptidis (RC) is a widely used traditional Chinese medicine. Although modern research has found that some alkaloids from RC are the pharmacologically active constituents, the differences in their biological effects are not completely clear.
Lan Xie   +8 more
doaj   +1 more source

Coptis alkaloids improve gluconeogenesis and lipid accumulation in mouse primary hepatocytes [PDF]

open access: yesJichu yixue yu linchuang, 2023
Objective To screen the alkaloid monomer of coptis chinensis, which can improve the gluconeogenesis and lipid accumulation of mouse primary hepatocytes, and to explore its mechanism.Methods The mouse primary hepatocytes were isolated and incubated with ...
YAN Jiaqi, WANG Siqi, WANG Zheng, LI Jun
doaj   +1 more source

A Review of Fibraurea tinctoria and Its Component, Berberine, as an Antidiabetic and Antioxidant

open access: yesMolecules, 2023
Diabetes mellitus is a group of metabolic disorders characterized by hyperglycemia caused by resistance to insulin action, inadequate insulin secretion, or excessive glucagon production. Numerous studies have linked diabetes mellitus and oxidative stress.
Indah Purwaningsih   +3 more
doaj   +1 more source

Preparative separation of three isoquinoline alkaloids from Berberidis radix by pH-zone-refining countercurrent chromatography [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2018
Berberidis radix, as a traditional Chinese herbal medicine, is well known as the main source of berberine. This herbal medicine has been used for the treatment of many diseases and alkaloids including jatrorrhizine, palmatine, and berberine are major ...
Sun Changlei   +7 more
doaj   +1 more source

XXXIII.—Strychnine, berberine, and allied alkaloids [PDF]

open access: yesJ. Chem. Soc., Trans., 1910
n ...
Perkin, William Henry, Robinson, Robert
openaire   +2 more sources

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